Gary Wingrove is responsible for helping cut BT’s £900m-a-year property spending habit. And to do it, he’s moving away from its frameworks. So who is he looking to talk to, asks Emily Wright, and what does he want to hear?

Land Securities’ Colette O’Shea is about to take over the presidency of the British Council for Offices. And she has a thing or two to say about how parts of the development industry have lost sight of the most important people - the occupiers of the buildings themselves